Product comparison · 2 laptops

Acer 2508-C9Q9 + 8650N94 vs ASUS K751MA-DS21TQ Intel® Pentium® N3540 Laptop

101specifications compared
29differ
72identical
44known for one product only

Key differences

Display diagonal
- 2508-C9Q9 + 8650N94:39.6 cm (15.6")
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:43.9 cm (17.3")
Display resolution
- 2508-C9Q9 + 8650N94:1366 x 768 pixels
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:1600 x 900 pixels
HD type
- 2508-C9Q9 + 8650N94:HD
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:HD+
Processor family
- 2508-C9Q9 + 8650N94:Intel® Celeron®
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:Intel® Pentium®
Processor model
- 2508-C9Q9 + 8650N94:N2840
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:N3540
Processor cores
- 2508-C9Q9 + 8650N94:2
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:4
Processor threads
- 2508-C9Q9 + 8650N94:2
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:4
Processor boost frequency
- 2508-C9Q9 + 8650N94:2.58 GHz
- K751MA-DS21TQ Intel® Pentium® N3540 Laptop:2.66 GHz

Side by side

Differences highlightedShow differences only

Comparison of 2508-C9Q9 + 8650N94, K751MA-DS21TQ
145 specifications	A Acer 2508-C9Q9 + 8650N94 View product	B ASUS K751MA-DS21TQ Intel® Pentium® N3540 Laptop Model K751MA-DS21TQ View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
Touchscreen	No	No
HD typeDiffers	HD	HD+
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Pentium®
Processor modelDiffers	N2840	N3540
Processor coresDiffers	2	4
Processor threadsDiffers	2	4
Processor boost frequencyDiffers	2.58 GHz	2.66 GHz
Processor frequency	2.16 GHz	2.16 GHz
Processor cacheDiffers	1 MB	2 MB
Processor cache type	L2	L2
Processor socket	BGA 1170	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel® Pentium N3000 Series for Mobile
Processor codename	Bay Trail	Bay Trail
FSB ParityKnown for one	No	Unknown — not stated by the source
Stepping	C0	C0
Thermal Design Power (TDP)	7.5 W	7.5 W
Scenario Design Power (SDP)	4.5 W	4.5 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	4	4
PCI Express configurations	1x4	1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Storage3 differ
Total storage capacityDiffers	500 GB	1 TB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	1 TB
Number of SSDs installedKnown for one	0	Unknown — not stated by the source
Optical drive typeKnown for one	DVD Super Multi	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, Memory Stick (MS), SD, SDHC, SDXC
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyDiffers	311 MHz	313 MHz
On-board graphics card burst frequencyDiffers	792 MHz	896 MHz
On-board graphics card dynamic frequency (max)Differs	792 MHz	896 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.2
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11g, 802.11b, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,1000,100 Mbit/s
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Ports & interfacesidentical
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputsKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Docking connector	No	No
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1 with Bing	Windows 8.1
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	22 nm	22 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)Known for one	VT-x	Unknown — not stated by the source
Processor ARK IDDiffers	82103	82105
Processor codeDiffers	SR1YJ	SR1YW
Processor package size	25 x 27 mm	25 x 27 mm
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Battery1 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	3	4
Battery capacityKnown for one	3220 mAh	Unknown — not stated by the source
Battery life (max)Known for one	7 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	45 W	33 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions4 differ
WeightDiffers	2.4 kg	2.8 kg
WidthDiffers	381.6 mm	415 mm
DepthDiffers	258 mm	272 mm
HeightDiffers	26.1 mm	30 mm
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
AC adapter included	Yes	Yes
Bag includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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